Central processing unit enclosure



FIG. 1 is a front perspective view of the central processing unit enclosure embodying our design;

FIG. 2 is a top view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a right side view thereof; and,

FIG. 7 is a rear view thereof. 

The ornamental design for a central processing unit enclosure, as shown and described. 